Protective cane



FIG. 1 is a front perspective view of a first embodiment of a protective cane embodying the design;

FIG. 2 is a rear perspective view of the protective cane of FIG. 1;

FIG. 3 is a front elevation view of the protective cane of FIG. 1;

FIG. 4 is a right side elevation view of the protective cane of FIG. 1;

FIG. 5 is a rear elevation view of the protective cane of FIG. 1;

FIG. 6 is a left side elevation view of the protective cane of FIG. 1;

FIG. 7 is a top plan view of the protective cane of FIG. 1;

FIG. 8 is a bottom plan view of the protective cane of FIG. 1;

FIG. 9 is a front perspective view of a second embodiment of a protective cane;

FIG. 10 is a bottom plan view of the protective cane of FIG. 9;

FIG. 11 is a front perspective view of a third embodiment of a protective cane; and,

FIG. 12 is a bottom plan view of the protective cane of FIG. 11. 

The ornamental design for a protective cane, as shown and described. 